FACTS: Mayweather vs. Mosley: Who R U Picking? is promoted by Mayweather Promotions and Golden Boy Promotions, and sponsored by Cerveza Tecate, AT&T, DeWALT Tools and StubHub. The 12-round welterweight battle is set for Saturday, May 1 at MGM Grand in Las Vegas and will be produced and distributed live on HBO Pay-Per-View® beginning at 9 p.m. ET/6 p.m. PT.